Researchers at the University of North Carolina found that food companies slashed their calorie output by 6.4 trillion from 2007 to 2012
Researchers at the University of North Carolina found that food companies slashed their calorie output by 6.4 trillion from 2007 to 2012. The amount is nearly four times what they had originally pledged to cut as part of First Lady Michelle Obama's "Let's Move" initiative. Dr. Jon LaPook reports.
